Effect of carbon dioxide as oxidant in dehydrogenation of ethylbenzene over alumina-supported vanadium-antimony oxide catalyst

Do Young Hong, Jong San Chang, Ji Hye Lee, Vladislav P. Vislovskiy, Sung Hwa Jhung, Sang Eon Park, Yeung Ho Park

Research output: Contribution to journalConference articlepeer-review

16 Scopus citations

Abstract

The dehydrogenation of ethylbenzene over alumina-supported vanadium-antimony oxide catalyst has been studied under different atmospheres such as inert nitrogen, steam, oxygen and carbon dioxide as diluent or oxidant. Among them, the addition of CO2 gave the highest styrene yield (up to 82%) and styrene selectivity (up to 97%) along with stable catalytic performance. Carbon dioxide plays a beneficial role as a selective oxidant in improving the catalytic behavior through the oxidative pathway.

Original languageEnglish
Pages (from-to)86-88
Number of pages3
JournalCatalysis Today
Volume112
Issue number1-4
DOIs
StatePublished - 15 Mar 2006

Keywords

  • Carbon dioxide
  • Dehydrogenation
  • Ethylbenzene
  • Oxidant
  • Styrene
  • Supported vanadium-antimony oxide catalyst

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